Linear Equations for Proportional Relationships

What is the slope of the equation Y = 3x +5

• 3

• 5

• 9

• 2

Does the table represent a proportional relationship?

• Yes.

• No.

Which statement best describes the relationship between x and y in the table?

• Proportional

• Not Proportional

Find the slope of the line that passes through the points

(2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2

Which graphs are proportional?

• A

• B

• C and D

• All of the graphs are proportional

Which equation matches the graph?

• y = 60x

• y = 40x

• y = 80x

• y = 20x

Which statements are true for this graph?

• It is a proportional relationship

• The cleaner uses 1 cup of vinegar to every 2 cups of cleaner

• The cleaner uses 4 cups of cleaner to 2 cups of vinegar

• The equation for the line is y = 2x

What makes a graphed relationship proportional?

• It is linear

• The line is only in quadrant 1

• It is a curvy line

• It is linear and the line goes through the origin

Is this table proportional?

• Yes

• No

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/2 hours

• 1 mile/1 hour